EN 10088-3:2014 X6CrMnNiN18-13-3 Steel: Specifications & Listings
EN 10088-3:2014 X6CrMnNiN18-13-3: X6CrMnNiN18-13-3: austenitic corrosion resisting stainless steel, material number 1.4378. Specified in EN 10088-3:2014.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C
Si
Mn
P
S
Cr
Ni
N
<=0.08
<=1.00
11.5-14.5
<=0.060
<=0.030
17.0-19.0
2.3-3.7
0.20-0.40
Mechanical Properties
Tensile Strength
690-830 MPa
Yield Strength
>=380 MPa
Elongation
>=30%
Hardness
<=220 HB
Condition
Solution annealed (+AT), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 160 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal), hardness for guidance only
More data from EN 10088-3:2014
From the standard
Mechanical properties by thickness or diameter2 size ranges
Thickness or diameter (mm)
Hardness HBW, max (guidance)
Rp0.2 min (MPa)
Rp1.0 min (MPa)
Rm (MPa)
A min, longitudinal (%)
A min, transverse (%)
KV2 min, longitudinal (J)
KV2 min, transverse (J)
up to 160
220
380
420
690 to 830
30
-
100
-
over 160 to 250
220
380
420
690 to 830
-
30
-
60
Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D; for rods only the tensile strength values apply.
Source: EN 10088-3:2014, Table 8
Bright bars, solution annealed3 size ranges
Thickness or diameter (mm)
Rp0.2 min (MPa)
Rm (MPa)
A5 min, longitudinal (%)
A5 min, transverse (%)
KV2 min, longitudinal (J)
KV2 min, transverse (J)
up to 10
450
720 to 950
20
-
-
-
over 10 to 16
400
700 to 900
25
-
-
-
over 16 to 40
380
690 to 880
30
-
100
-
Bright bars, conditions 2H, 2B, 2G or 2P, including cut lengths from wire; A5 valid for 5 mm and above.
Source: EN 10088-3:2014, Table 13
Bars in cold work hardened condition (2H)3 levels
Tensile strength level
Rp0.2 min (MPa)
Rm (MPa)
A min (%)
Max diameter (mm), to be agreed
+C800
650
800 to 1000
20
-
+C900
750
900 to 1100
15
-
+C1000
850
1000 to 1250
12
-
Maximum diameter for each level is to be agreed at the time of enquiry and order.
Source: EN 10088-3:2014, Table 25
Wire in cold worked (2H) and annealed (2D) condition18 rows
Condition
Wire diameter d (mm)
Tensile strength (MPa)
Elongation min (%)
2H +C500
0.05 and above
500 to 700
-
2H +C600
0.05 and above
600 to 800
-
2H +C700
0.05 and above
700 to 900
-
2H +C800
0.05 and above
800 to 1000
-
2H +C900
0.05 and above
900 to 1100
-
2H +C1000
0.05 and above
1000 to 1250
-
2H +C1100
0.05 and above
1100 to 1350
-
2H +C1200
0.05 and above
1200 to 1450
-
2H +C1400
0.05 and above
1400 to 1700
-
2H +C1600
0.05 and above
1600 to 1900
-
2H +C1800
0.05 and above
1800 to 2100
-
2D +AT
over 0.05 to 0.10
max. 1100
20
2D +AT
over 0.10 to 0.20
max. 1050
20
2D +AT
over 0.20 to 0.50
max. 1000
30
2D +AT
over 0.50 to 1.00
max. 950
30
2D +AT
over 1.00 to 3.00
max. 900
30
2D +AT
over 3.00 to 5.00
max. 850
35
2D +AT
over 5.00 to 16.00
max. 800
35
2H levels: elongation depends on diameter and is to be agreed; 2D: tensile strength is maximum.
Source: EN 10088-3:2014, Table 18 and 19
Proof strength at elevated temperature10 temperatures
Temperature (deg C)
Rp0.2 min (MPa)
Rp1.0 min (MPa)
100
350
350
150
300
330
200
250
270
250
230
260
300
210
250
350
200
220
400
130
150
450
90
110
500
-
-
550
-
-
Minimum values, solution annealed (+AT).
Source: EN 10088-3:2014, Table 20
Hot forming and solution annealingguideline temperatures
Hot forming temperature
900 to 1200 deg C
Cooling after hot forming
air
Heat treatment symbol
+AT
Solution annealing temperature
1050 to 1080 deg C
Cooling after solution annealing
water, air
Informative guideline; cooling must be rapid enough to avoid intergranular corrosion.
Source: EN 10088-3:2014, Table A.1
Active EN 10088-3:2014 X6CrMnNiN18-13-3 Listings on M-EX (For Sale)